Richland, OR
Climate overview — based on NOAA 1991-2020 normals from RICHLAND, OR US.
Year-round temperatures (°F)
Avg high
Avg low
Climate summary
Richland has an annual average temperature of 49.5°F with about 0 inches of precipitation per year. The warmest month is July (average high 91.6°F), and the coldest is December (average low 21.3°F).
Annual swing
43.5°F
warmest to coldest month
Best time to visit Richland
Full guide →Climate change signal
All-time records →0 of 366 (0%) of Richland's all-time daily heat records have been set since 2015. If records were spread evenly across the station's history, only about 5% would fall in any given decade.
| 1890s | 20 | |
| 1900s | 9 | |
| 1910s | 27 | |
| 1920s | 9 | |
| 1940s | 24 | |
| 1950s | 90 | |
| 1960s | 86 | |
| 1970s | 23 | |
| 1980s | 33 | |
| 1990s | 17 | |
| 2000s | 28 | |
| 2010s | 0 |
Bars: number of all-time daily heat records still standing that were set in each decade.
Monthly averages
| Month | Avg High | Avg Low | Avg Temp | Precipitation | Snow | Rainy days |
|---|---|---|---|---|---|---|
| January | 37.1°F | 21.9°F | 29.5°F | in | — | — |
| February | 44.1°F | 24.5°F | 34.3°F | in | — | — |
| March | 54.5°F | 28.5°F | 41.5°F | in | — | — |
| April | 61.7°F | 32.5°F | 47.1°F | in | — | — |
| May | 71.9°F | 41.3°F | 56.6°F | in | — | — |
| June | 80.6°F | 47.8°F | 64.2°F | in | — | — |
| July | 91.6°F | 54.4°F | 73.0°F | in | — | — |
| August | 90.0°F | 51.7°F | 70.9°F | in | — | — |
| September | 80.0°F | 42.8°F | 61.4°F | in | — | — |
| October | 64.3°F | 32.3°F | 48.3°F | in | — | — |
| November | 47.5°F | 25.7°F | 36.6°F | in | — | — |
| December | 39.3°F | 21.3°F | 30.3°F | in | — | — |
Last spring / first fall frost
All-time recordsHottest, coldest, wettest
Planting calendarWhat to plant, and when